package databaseInterface;

	import java.sql.ResultSet;
	import java.sql.SQLException;
	import java.sql.Statement;
	import java.util.ArrayList;

import dataPO.*;
public interface UserManageInterface {
		
		public void connect ();
	    
		public void insert (UserPO user);
		public  void delete (String name );
		public void update(UserPO user,String name);
		public ArrayList<UserPO> query (String name );
	  
	  
		public ArrayList<UserPO> query ( );

		public void close();
	   


}
